Home / 6,267.14-8,645.06-3,905.18

Finding the Fourth Proportional to 6,267.14, 8,645.06 and 3,905.18

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Solution

The fourth proportional to 6,267.14, 8,645.06 and 3,905.18 is: 5,386.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,267.14 : 8,645.06 = 3,905.18 : x
  2. Step 2: Convert to fraction form
    6,267.14/8,645.06 = 3,905.18/x
  3. Step 3: Cross multiply
    6,267.14x = 8,645.06 × 3,905.18
  4. Step 4: Simplify right side
    6,267.14x = 33,760,515.41
  5. Step 5: Solve for x
    x = 33,760,515.41/6,267.14
  6. Step 6: Final answer
    x = 5,386.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.